Question 3 of 10 What type of reaction is being shown in this energy diagram?
Energy
Reactants
Activation
Energy
Products
to
fi
Time
O
A. Endothermic, because the products are higher in energy
O B. Exothermic, because the reactants are higher in energy
ОО O
C. Exothermic, because the products are higher in energy
D. Endothermic, because the reactants are higher in energy
Answer is B

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An electron in an x-ray machine is accelerated through a potential difference of 1.00 × 104 v before it hits the target. what is the kinetic energy of the electron in electron volts?